河南省嵩县庙岭金矿床地质特征与成矿时代  

Geological features and ore-forming age of Miaoling gold deposit in Henan

作　　者：翟雷[1] 刘玉刚[1] 焦永会[1] 

机构地区：[1]河南省地质矿产勘查开发局第一地质调查队,河南洛阳471023

出　　处：《吉林地质》2011年第2期34-40,共7页Jilin Geology

摘　　要：河南嵩县庙岭金矿位于华北陆块南缘外方山地区,矿床赋存于中元古界长城系熊耳群火山岩中断裂构造带内,属破碎蚀变岩型金矿。成矿热液蚀变矿物钾长石Ar-Ar法定年的年龄为(121.6±1.2)Ma,矿床形成与区域上早白垩世构造-岩浆-流体活动有关,为岩浆期后热液活动的产物。Miaoling gold deposit in Henan Province is located in Waifangshan Mountain which belongs to the southern margin of North China block,it occurs in Xiong＇er Group faults zone of Proterozoic Changcheng System,broken altered rock type deposit.The Ar-Ar age of hydrothermal K-feldspar is 121.6±1.2Ma,Deposit formation and the region related to the Early Cretaceous magma-structure-fluid activities.

关 键 词：地质特征 40Ar-39Ar法 成矿年龄 庙岭金矿 河南 

分 类 号：P618.51[天文地球—矿床学]